GM Service Manual Online
For 1990-2009 cars only
Figure 1:

Wiper Motor Power and Ground


Object Number: 1886642  Size: FS
Master Electrical Component List
Wiper/Washer System Description and Operation (Wiper and Washers)
Control Module References
Outside Moisture Sensor and Windshield Washer Solvent Heater
Figure 2:

Outside Moisture Sensor and Windshield Washer Solvent Heater


Object Number: 1886645  Size: FS
Master Electrical Component List
Wiper/Washer System Description and Operation (Heated Washer System)
Control Module References
Wiper Motor Power and Ground